1)The main-frame of the machine is an incline. And the incline can help the cups easily drop into the plastic holes, the rate of which goes up to 99.99 %. It can reduce paper wasting2) The shape of the head is oblate, which can seal the cups easily.3) The machine can send the bottom paper to the cup automatically and adjust itself because of a spring4) inside of the machine, we use three ranges chains instead of conventional two ranges chains5)if your paper is double PE coated, the machine with ultrasonic